Facts About Cesium and Neptunium
Interesting Facts
Not Available
  
Not Available
  
Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
  
Made by Bombarding Uranium with Neutrons, Ores of metals
  
History
  
  
Who Discovered
Robert Bunsen and Gustav Kirchhoff
  
Edwin McMillan and Philip H. Abelson
  
Discovery
In 1860
  
In 1940
  
Abundance
  
  
Abundance In Universe
Not Available
  
Abundance In Sun
~0.0000008 %
  
20
~-9999 %
  
Abundance In Meteorites
Not Available
  
Abundance In Earth's Crust
Not Available
  
Abundance In Oceans
Not Available
  
Abundance In Humans
Not Available